Ok my fav.
Born in Florence 1389 - 1464.
Son of Giovanni. Remembered most for his intellectual interests in the area of philosophy.
More to come...your thoughts on Cosimo.
http://en.wikipedia.org/wiki/Cosimo_de%27_Medici (http://en.wikipedia.org/wiki/Cosimo_de%27_Medici)
I still find it amazing that one family could so effect our thoughts some 600 years later.